/**
 * Software License, Version 1.0
 * 
 * Copyright 2003 The Trustees of Indiana University.  All rights reserved.
 * 
 *
 *Redistribution and use in source and binary forms, with or without 
 *modification, are permitted provided that the following conditions are met:
 *
 *1) All redistributions of source code must retain the above copyright notice,
 * the list of authors in the original source code, this list of conditions and
 * the disclaimer listed in this license;
 *2) All redistributions in binary form must reproduce the above copyright 
 * notice, this list of conditions and the disclaimer listed in this license in
 * the documentation and/or other materials provided with the distribution;
 *3) Any documentation included with all redistributions must include the 
 * following acknowledgement:
 *
 *"This product includes software developed by the Community Grids Lab. For 
 * further information contact the Community Grids Lab at 
 * http://communitygrids.iu.edu/."
 *
 * Alternatively, this acknowledgement may appear in the software itself, and 
 * wherever such third-party acknowledgments normally appear.
 * 
 *4) The name Indiana University or Community Grids Lab or NaradaBrokering, 
 * shall not be used to endorse or promote products derived from this software 
 * without prior written permission from Indiana University.  For written 
 * permission, please contact the Advanced Research and Technology Institute 
 * ("ARTI") at 351 West 10th Street, Indianapolis, Indiana 46202.
 *5) Products derived from this software may not be called NaradaBrokering, 
 * nor may Indiana University or Community Grids Lab or NaradaBrokering appear
 * in their name, without prior written permission of ARTI.
 * 
 *
 * Indiana University provides no reassurances that the source code provided 
 * does not infringe the patent or any other intellectual property rights of 
 * any other entity.  Indiana University disclaims any liability to any 
 * recipient for claims brought by any other entity based on infringement of 
 * intellectual property rights or otherwise.  
 *
 *LICENSEE UNDERSTANDS THAT SOFTWARE IS PROVIDED "AS IS" FOR WHICH NO 
 *WARRANTIES AS TO CAPABILITIES OR ACCURACY ARE MADE. INDIANA UNIVERSITY GIVES
 *NO WARRANTIES AND MAKES NO REPRESENTATION THAT SOFTWARE IS FREE OF 
 *INFRINGEMENT OF THIRD PARTY PATENT, COPYRIGHT, OR OTHER PROPRIETARY RIGHTS. 
 *INDIANA UNIVERSITY MAKES NO WARRANTIES THAT SOFTWARE IS FREE FROM "BUGS", 
 *"VIRUSES", "TROJAN HORSES", "TRAP DOORS", "WORMS", OR OTHER HARMFUL CODE.  
 *LICENSEE ASSUMES THE ENTIRE RISK AS TO THE PERFORMANCE OF SOFTWARE AND/OR 
 *ASSOCIATED MATERIALS, AND TO THE PERFORMANCE AND VALIDITY OF INFORMATION 
 *GENERATED USING SOFTWARE.
 */
package cgl.narada.wsinfra.wsrm.impl;

import cgl.narada.wsinfra.schemas.addressing.ActionDocument;
import cgl.narada.wsinfra.schemas.addressing.EndpointReferenceType;
import cgl.narada.wsinfra.schemas.addressing.FaultToDocument;
import cgl.narada.wsinfra.schemas.addressing.FromDocument;
import cgl.narada.wsinfra.schemas.addressing.ReplyAfterDocument;
import cgl.narada.wsinfra.schemas.addressing.ReplyToDocument;
import cgl.narada.wsinfra.schemas.addressing.ToDocument;
import cgl.narada.wsinfra.schemas.soap.EnvelopeDocument;
import cgl.narada.wsinfra.schemas.wsrm.CreateSequenceDocument;
import cgl.narada.wsinfra.util.SoapMessageAlteration;
import cgl.narada.wsinfra.util.XmlContentTransfer;
import cgl.narada.wsinfra.wsa.WsaEnvelopeCreator;
import cgl.narada.wsinfra.wsa.WsaProcessingFactory;
import cgl.narada.wsinfra.wsrm.WsrmActions;
import cgl.narada.wsinfra.wsrm.WsrmQNames;
import cgl.narada.wsinfra.wsrm.WsrmRequestCreator;

/** A class which is responsible for creating WSRM requests.

    @author Shrideep Pallickara
    $Date: 2005/07/29 22:41:30 $
    $Revision: 1.2 $
*/


public class WsrmRequestCreatorImpl implements WsrmRequestCreator {
  private static final WsrmRequestCreator instance = 
  new WsrmRequestCreatorImpl();

  private WsrmActions wsrmActions;
  private WsrmQNames wseQNames;

  private WsaEnvelopeCreator wsaEnvelopeCreator;
  private SoapMessageAlteration soapMessageAlteration;
  private XmlContentTransfer xmlContentTransfer;

  private String moduleName = "WsrmRequestCreator: ";
  
  private WsrmRequestCreatorImpl() {
    wsrmActions = WsrmActions.getInstance();
    wsaEnvelopeCreator = WsaProcessingFactory.getWsaEnvelopeCreator();
    soapMessageAlteration = SoapMessageAlteration.getInstance();
    xmlContentTransfer = XmlContentTransfer.getInstance();
  }


  public static WsrmRequestCreator getInstance() {
    return instance;
  }


  


  /** Create a CreateSequenceRequest based on the specified headers. The
      To, From and ReplyTo, FaultTo are appropriately constructed. */
  public EnvelopeDocument
  getCreateSequenceRequest(ToDocument to, 
			   EndpointReferenceType wsrmSourceEpr) {
    if (to == null) {
      System.out.println(moduleName + "The <To> element cannot be NULL");
      return null;
    }
    
    if (wsrmSourceEpr == null) {
      System.out.println(moduleName + "The wsrmSourceEpr Should NOT be null");
      return null;
    }
    
    FromDocument from = FromDocument.Factory.newInstance();
    from.setFrom(wsrmSourceEpr);

    ActionDocument action = ActionDocument.Factory.newInstance();
    action.addNewAction().setStringValue(wsrmActions.getCreateSequence());

    ReplyToDocument replyTo = ReplyToDocument.Factory.newInstance();
    replyTo.setReplyTo(wsrmSourceEpr);

    ReplyAfterDocument replyAfter = null;

    FaultToDocument faultTo = FaultToDocument.Factory.newInstance();
    faultTo.setFaultTo(wsrmSourceEpr);
    
    EnvelopeDocument envelopeDocument = 
      wsaEnvelopeCreator.createSoapEnvelope(to, from, action, 
					    replyTo, replyAfter, faultTo);
    

    CreateSequenceDocument createSequenceDocument =
      CreateSequenceDocument.Factory.newInstance();
    createSequenceDocument.addNewCreateSequence();

    soapMessageAlteration.addToSoapBody(envelopeDocument, 
					createSequenceDocument);

    return envelopeDocument;
  }
  
}
